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https://docs.google.com/a/srgtech.com/viewer?embedded=true&url=http%3A%2F%2Fcobbteachingandlearningsystem.cobbk12.org%2FGetFile.aspx%3Ff%3D4eab4512-7a90-412e-abda-b5ae918ebba7
Click on the link below to learn about light!
https://sciencewiz.com/portals/light/
http://www.sciencekids.co.nz/light.html
https://www.wartgames.com/themes/science/light.html
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